Definition of commutable adjective from the Oxford Advanced Learner's Dictionary

     

    commutable

     adjective
    adjective
    BrE BrE//kəˈmjuːtəbl//
     
    ; NAmE NAmE//kəˈmjuːtəbl//
     
    Types of punishment
     
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  1. 1(of a place or a distance) close enough or short enough to make travelling to work every day a possibility
  2. 2(law) a commutable punishment can be made less severe See related entries: Types of punishment
  3. 3(formal) able to be changed
  4. Word Origin mid 17th cent. (in sense (3)): from Latin commutabilis, from commutare ‘exchange, interchange’ from com- ‘altogether’ + mutare ‘to change’. Sense (1) dates from the 1970s.
See the Oxford Advanced American Dictionary entry: commutable